Nasa's Unexplained Files
Rise of the Planet Killer
Season 4 Episode 2 of 8
Nasa makes a shocking discovery while tracking an asteroid heading toward Earth, and Apollo 12 astronauts bring something unexpected back from the moon
Nasa's Unexplained Files airs on Discovery Science at 9:00 AM, Thursday 26 December. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
Unexplained ➝ Mysteries